package com.atguigu.common.Valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValConstraintValidator implements ConstraintValidator<ListValue,Integer> {
    private Set<Integer> set=new HashSet<>();
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int []vals=constraintAnnotation.vals();
        for (int val : vals) {
            set.add(val);
        }
    }

    @Override
    public boolean isValid(Integer integer, ConstraintValidatorContext constraintValidatorContext) {
        return set.contains(integer);
    }
}
